Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 7 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 07/04/2020   19:19:37   (   0.01,-137.19) (   0.01,-137.21)    2.34                80
 07/06/2020   19:10:06   (   0.01,-137.17) (  -0.59,-134.25)  332.48                80
 07/07/2020   07:28:51   (  -0.01,-137.16) (  -0.48,-139.44)  259.11                80
 07/09/2020   07:19:20   (   0.01,-137.15) (   0.12,-136.48)   75.03                80
 07/11/2020   07:07:10   (   0.01,-137.13) (   0.78,-133.53)  408.98                80
 07/11/2020   19:25:46   (  -0.01,-137.13) (   0.30,-138.69)  177.32                80
 07/13/2020   19:16:15   (  -0.01,-137.10) (  -0.30,-135.73)  156.36                80
 07/14/2020   07:34:59   (   0.01,-137.09) (  -0.82,-140.92)  435.26                80
 07/15/2020   19:04:04   (   0.01,-137.07) (  -0.90,-132.77)  489.58                80
 07/16/2020   07:22:48   (  -0.01,-137.06) (  -0.22,-137.95)  102.13                80